TRANSMISSION AND DISTRIBUTION OF ELECTRICAL POWER - 7
Transmission and Distribution of Electrical Power Quiz
Test your knowledge on the critical aspects of transmission and distribution of electrical power with this insightful quiz. This quiz covers essential topics related to cables, insulation, and the advantages of underground versus overhead transmission systems.
Key features of the quiz:
- 10 multiple-choice questions
- Focus on high-tension cables and insulation materials
- Ideal for students and professionals in the electrical engineering field
61. High tension cables are generally used upto __________
11 KV
33 KV
66 KV
132 KV
62. PVC stands for ____________
polyvinyl chloride
Post varnish conductor
pressed and varnished cloth
positive voltage conductor
63. In the cables, the location of fault is usually found out by comparing ___________
. The resistance of the conductor
the inductance of conductors
The capacitances of insulated conductors
all above parameters
64. The material for armouring on cable is usually ________
Steel tape
. Galvanised steel wire
Any of the above
None of the above
65. In the cables, sheaths are used to _________
prevent the moisture from entering the cable
. Provide enough strength
provide proper insulation
None of the above
66. The electrostatic stress in underground cables is _________
. Same at the conductor and the sheath
minimum at the conductor and maximum at the sheath
Maximum at the conductor and minimum at the sheath
. Zero at the conductor as well as on the sheath
67. The insulation resistance of the cable decreases with ___________
the increase in length of the insulation
. The decrease in the length of the insulation
either (A) of (B)
None of the above
68. The advantage of cables over overhead transmission lines is ___________
. Easy maintenance
Low cost
can be used in congested areas
can be used in high voltage circuits
69. The breakdown voltage of a cable depends on _________
presence of moisture
. Working temperature
time of application of the voltage
All of the above
70.The breakdown of insulation of the cable can be avoided economically by the use of __________
inter-sheaths
insulating materials with different dielectric constants
both (A) and (B)
None of the above
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